Screwdriver Bit, 4mm, Hex

This 840/4 series Z bit possesses a 1/4in. hexagon drive and is suitable for use with any DIN ISO 1173-F 6.3 bit holders to drive socket head screws. The Hex-Plus design gives a greater contact surface in the head of the screw to reduce the notching effect and in turn, damage to the screw.

Features and Benefits
• Hex-Plus design enables the long life of socket head screws by minimising the notching effect
• Ductile and robust construction makes the product ideal for use on tough materials
• Suitable for use with a wide range of branded tools for versatility
• Available in a range of sizes to suit your requirements

Typical Applications
• Engineering
• DIY
• Construction